1. Acosta Arcarazo, D. (2014). EU Integration Policy: Between Soft Law and Hard Law (Fondazione ISMU, KING Project, Desk Research Paper, No. 1).
2. Anderson, B., & Blinder, S. (2015). Who Counts as a Migrant? Definitions and Their Consequences. The Migration Observatory. Available at
http://www.migrationobservatory.ox.ac.uk/resources/briefings/who-counts-as-a-migrant-definitions-and-their-consequences/
. Last Consulted November 12, 2016.
3. Bache, I. (2005). Europeanization and Britain: Towards Multi-level Governance? Paper prepared for the EUSA 9th Biennial Conference in Austin, Texas, March 31–April 2.
4. Beck, N. (2006). Time-Series–Cross-Section Methods. No. draft as of June 5.
5. Bercusson, B. (2009). European Labour Law (2nd ed.). Cambridge: Cambridge University Press.